[SystemZ] Add MC support for R[NOX]SBG

CodeGen support will come later.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186401 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 179 insertions, 0 deletions

diff --git a/lib/Target/SystemZ/SystemZInstrInfo.td b/lib/Target/SystemZ/SystemZInstrInfo.td
index c47e04b3cf..c6839e8581 100644
--- a/lib/Target/SystemZ/SystemZInstrInfo.td
+++ b/lib/Target/SystemZ/SystemZInstrInfo.td
@@ -827,6 +827,14 @@ let Defs = [CC] in {
   def RISBG : RotateSelectRIEf<"risbg",  0xEC55, GR64, GR64>;
 }
 
+// Rotate second operand left and perform a logical operation with selected
+// bits of the first operand.
+let Defs = [CC] in {
+  def RNSBG : RotateSelectRIEf<"rnsbg", 0xEC54, GR64, GR64>;
+  def ROSBG : RotateSelectRIEf<"rosbg", 0xEC56, GR64, GR64>;
+  def RXSBG : RotateSelectRIEf<"rxsbg", 0xEC57, GR64, GR64>;
+}
+
 //===----------------------------------------------------------------------===//
 // Comparison
 //===----------------------------------------------------------------------===//
diff --git a/test/MC/Disassembler/SystemZ/insns.txt b/test/MC/Disassembler/SystemZ/insns.txt
index 664ae807c6..101a1683aa 100644
--- a/test/MC/Disassembler/SystemZ/insns.txt
+++ b/test/MC/Disassembler/SystemZ/insns.txt
@@ -4657,6 +4657,69 @@
 # CHECK: risbg %r4, %r5, 6, 7, 8
 0xec 0x45 0x06 0x07 0x08 0x55
 
+# CHECK: rnsbg %r0, %r0, 0, 0, 0
+0xec 0x00 0x00 0x00 0x00 0x54
+
+# CHECK: rnsbg %r0, %r0, 0, 0, 63
+0xec 0x00 0x00 0x00 0x3f 0x54
+
+# CHECK: rnsbg %r0, %r0, 0, 255, 0
+0xec 0x00 0x00 0xff 0x00 0x54
+
+# CHECK: rnsbg %r0, %r0, 255, 0, 0
+0xec 0x00 0xff 0x00 0x00 0x54
+
+# CHECK: rnsbg %r0, %r15, 0, 0, 0
+0xec 0x0f 0x00 0x00 0x00 0x54
+
+# CHECK: rnsbg %r15, %r0, 0, 0, 0
+0xec 0xf0 0x00 0x00 0x00 0x54
+
+# CHECK: rnsbg %r4, %r5, 6, 7, 8
+0xec 0x45 0x06 0x07 0x08 0x54
+
+# CHECK: rosbg %r0, %r0, 0, 0, 0
+0xec 0x00 0x00 0x00 0x00 0x56
+
+# CHECK: rosbg %r0, %r0, 0, 0, 63
+0xec 0x00 0x00 0x00 0x3f 0x56
+
+# CHECK: rosbg %r0, %r0, 0, 255, 0
+0xec 0x00 0x00 0xff 0x00 0x56
+
+# CHECK: rosbg %r0, %r0, 255, 0, 0
+0xec 0x00 0xff 0x00 0x00 0x56
+
+# CHECK: rosbg %r0, %r15, 0, 0, 0
+0xec 0x0f 0x00 0x00 0x00 0x56
+
+# CHECK: rosbg %r15, %r0, 0, 0, 0
+0xec 0xf0 0x00 0x00 0x00 0x56
+
+# CHECK: rosbg %r4, %r5, 6, 7, 8
+0xec 0x45 0x06 0x07 0x08 0x56
+
+# CHECK: rxsbg %r0, %r0, 0, 0, 0
+0xec 0x00 0x00 0x00 0x00 0x57
+
+# CHECK: rxsbg %r0, %r0, 0, 0, 63
+0xec 0x00 0x00 0x00 0x3f 0x57
+
+# CHECK: rxsbg %r0, %r0, 0, 255, 0
+0xec 0x00 0x00 0xff 0x00 0x57
+
+# CHECK: rxsbg %r0, %r0, 255, 0, 0
+0xec 0x00 0xff 0x00 0x00 0x57
+
+# CHECK: rxsbg %r0, %r15, 0, 0, 0
+0xec 0x0f 0x00 0x00 0x00 0x57
+
+# CHECK: rxsbg %r15, %r0, 0, 0, 0
+0xec 0xf0 0x00 0x00 0x00 0x57
+
+# CHECK: rxsbg %r4, %r5, 6, 7, 8
+0xec 0x45 0x06 0x07 0x08 0x57
+
 # CHECK: rllg %r0, %r0, 0
 0xeb 0x00 0x00 0x00 0x00 0x1c
 
diff --git a/test/MC/SystemZ/insn-bad.s b/test/MC/SystemZ/insn-bad.s
index ea9a7edc01..60dc64f6da 100644
--- a/test/MC/SystemZ/insn-bad.s
+++ b/test/MC/SystemZ/insn-bad.s
@@ -2116,6 +2116,66 @@
 	risbg	%r0,%r0,256,0,0
 
 #CHECK: error: invalid operand
+#CHECK: rnsbg	%r0,%r0,0,0,-1
+#CHECK: error: invalid operand
+#CHECK: rnsbg	%r0,%r0,0,0,64
+#CHECK: error: invalid operand
+#CHECK: rnsbg	%r0,%r0,0,-1,0
+#CHECK: error: invalid operand
+#CHECK: rnsbg	%r0,%r0,0,256,0
+#CHECK: error: invalid operand
+#CHECK: rnsbg	%r0,%r0,-1,0,0
+#CHECK: error: invalid operand
+#CHECK: rnsbg	%r0,%r0,256,0,0
+
+	rnsbg	%r0,%r0,0,0,-1
+	rnsbg	%r0,%r0,0,0,64
+	rnsbg	%r0,%r0,0,-1,0
+	rnsbg	%r0,%r0,0,256,0
+	rnsbg	%r0,%r0,-1,0,0
+	rnsbg	%r0,%r0,256,0,0
+
+#CHECK: error: invalid operand
+#CHECK: rosbg	%r0,%r0,0,0,-1
+#CHECK: error: invalid operand
+#CHECK: rosbg	%r0,%r0,0,0,64
+#CHECK: error: invalid operand
+#CHECK: rosbg	%r0,%r0,0,-1,0
+#CHECK: error: invalid operand
+#CHECK: rosbg	%r0,%r0,0,256,0
+#CHECK: error: invalid operand
+#CHECK: rosbg	%r0,%r0,-1,0,0
+#CHECK: error: invalid operand
+#CHECK: rosbg	%r0,%r0,256,0,0
+
+	rosbg	%r0,%r0,0,0,-1
+	rosbg	%r0,%r0,0,0,64
+	rosbg	%r0,%r0,0,-1,0
+	rosbg	%r0,%r0,0,256,0
+	rosbg	%r0,%r0,-1,0,0
+	rosbg	%r0,%r0,256,0,0
+
+#CHECK: error: invalid operand
+#CHECK: rxsbg	%r0,%r0,0,0,-1
+#CHECK: error: invalid operand
+#CHECK: rxsbg	%r0,%r0,0,0,64
+#CHECK: error: invalid operand
+#CHECK: rxsbg	%r0,%r0,0,-1,0
+#CHECK: error: invalid operand
+#CHECK: rxsbg	%r0,%r0,0,256,0
+#CHECK: error: invalid operand
+#CHECK: rxsbg	%r0,%r0,-1,0,0
+#CHECK: error: invalid operand
+#CHECK: rxsbg	%r0,%r0,256,0,0
+
+	rxsbg	%r0,%r0,0,0,-1
+	rxsbg	%r0,%r0,0,0,64
+	rxsbg	%r0,%r0,0,-1,0
+	rxsbg	%r0,%r0,0,256,0
+	rxsbg	%r0,%r0,-1,0,0
+	rxsbg	%r0,%r0,256,0,0
+
+#CHECK: error: invalid operand
 #CHECK: rll	%r0,%r0,-524289
 #CHECK: error: invalid operand
 #CHECK: rll	%r0,%r0,524288
diff --git a/test/MC/SystemZ/insn-good.s b/test/MC/SystemZ/insn-good.s
index 3adfa981cb..e9ab1ef8e3 100644
--- a/test/MC/SystemZ/insn-good.s
+++ b/test/MC/SystemZ/insn-good.s
@@ -5849,6 +5849,54 @@
 	risbg	%r15,%r0,0,0,0
 	risbg	%r4,%r5,6,7,8
 
+#CHECK: rnsbg	%r0, %r0, 0, 0, 0       # encoding: [0xec,0x00,0x00,0x00,0x00,0x54]
+#CHECK: rnsbg	%r0, %r0, 0, 0, 63      # encoding: [0xec,0x00,0x00,0x00,0x3f,0x54]
+#CHECK: rnsbg	%r0, %r0, 0, 255, 0     # encoding: [0xec,0x00,0x00,0xff,0x00,0x54]
+#CHECK: rnsbg	%r0, %r0, 255, 0, 0     # encoding: [0xec,0x00,0xff,0x00,0x00,0x54]
+#CHECK: rnsbg	%r0, %r15, 0, 0, 0      # encoding: [0xec,0x0f,0x00,0x00,0x00,0x54]
+#CHECK: rnsbg	%r15, %r0, 0, 0, 0      # encoding: [0xec,0xf0,0x00,0x00,0x00,0x54]
+#CHECK: rnsbg	%r4, %r5, 6, 7, 8       # encoding: [0xec,0x45,0x06,0x07,0x08,0x54]
+
+	rnsbg	%r0,%r0,0,0,0
+	rnsbg	%r0,%r0,0,0,63
+	rnsbg	%r0,%r0,0,255,0
+	rnsbg	%r0,%r0,255,0,0
+	rnsbg	%r0,%r15,0,0,0
+	rnsbg	%r15,%r0,0,0,0
+	rnsbg	%r4,%r5,6,7,8
+
+#CHECK: rosbg	%r0, %r0, 0, 0, 0       # encoding: [0xec,0x00,0x00,0x00,0x00,0x56]
+#CHECK: rosbg	%r0, %r0, 0, 0, 63      # encoding: [0xec,0x00,0x00,0x00,0x3f,0x56]
+#CHECK: rosbg	%r0, %r0, 0, 255, 0     # encoding: [0xec,0x00,0x00,0xff,0x00,0x56]
+#CHECK: rosbg	%r0, %r0, 255, 0, 0     # encoding: [0xec,0x00,0xff,0x00,0x00,0x56]
+#CHECK: rosbg	%r0, %r15, 0, 0, 0      # encoding: [0xec,0x0f,0x00,0x00,0x00,0x56]
+#CHECK: rosbg	%r15, %r0, 0, 0, 0      # encoding: [0xec,0xf0,0x00,0x00,0x00,0x56]
+#CHECK: rosbg	%r4, %r5, 6, 7, 8       # encoding: [0xec,0x45,0x06,0x07,0x08,0x56]
+
+	rosbg	%r0,%r0,0,0,0
+	rosbg	%r0,%r0,0,0,63
+	rosbg	%r0,%r0,0,255,0
+	rosbg	%r0,%r0,255,0,0
+	rosbg	%r0,%r15,0,0,0
+	rosbg	%r15,%r0,0,0,0
+	rosbg	%r4,%r5,6,7,8
+
+#CHECK: rxsbg	%r0, %r0, 0, 0, 0       # encoding: [0xec,0x00,0x00,0x00,0x00,0x57]
+#CHECK: rxsbg	%r0, %r0, 0, 0, 63      # encoding: [0xec,0x00,0x00,0x00,0x3f,0x57]
+#CHECK: rxsbg	%r0, %r0, 0, 255, 0     # encoding: [0xec,0x00,0x00,0xff,0x00,0x57]
+#CHECK: rxsbg	%r0, %r0, 255, 0, 0     # encoding: [0xec,0x00,0xff,0x00,0x00,0x57]
+#CHECK: rxsbg	%r0, %r15, 0, 0, 0      # encoding: [0xec,0x0f,0x00,0x00,0x00,0x57]
+#CHECK: rxsbg	%r15, %r0, 0, 0, 0      # encoding: [0xec,0xf0,0x00,0x00,0x00,0x57]
+#CHECK: rxsbg	%r4, %r5, 6, 7, 8       # encoding: [0xec,0x45,0x06,0x07,0x08,0x57]
+
+	rxsbg	%r0,%r0,0,0,0
+	rxsbg	%r0,%r0,0,0,63
+	rxsbg	%r0,%r0,0,255,0
+	rxsbg	%r0,%r0,255,0,0
+	rxsbg	%r0,%r15,0,0,0
+	rxsbg	%r15,%r0,0,0,0
+	rxsbg	%r4,%r5,6,7,8
+
 #CHECK: rll	%r0, %r0, 0             # encoding: [0xeb,0x00,0x00,0x00,0x00,0x1d]
 #CHECK: rll	%r15, %r1, 0            # encoding: [0xeb,0xf1,0x00,0x00,0x00,0x1d]
 #CHECK: rll	%r1, %r15, 0            # encoding: [0xeb,0x1f,0x00,0x00,0x00,0x1d]